-
Notifications
You must be signed in to change notification settings - Fork 598
/
ReviewTaskAssetMoverHandler.java
431 lines (366 loc) · 20.7 KB
/
ReviewTaskAssetMoverHandler.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
/*
* ACS AEM Commons
*
* Copyright (C) 2013 - 2023 Adobe
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.adobe.acs.commons.dam.impl;
import com.adobe.acs.commons.cqsearch.QueryUtil;
import com.adobe.granite.asset.api.Asset;
import com.adobe.granite.asset.api.AssetManager;
import com.adobe.granite.asset.api.AssetVersionManager;
import com.day.cq.commons.jcr.JcrConstants;
import com.day.cq.commons.jcr.JcrUtil;
import com.day.cq.dam.api.DamConstants;
import com.day.cq.search.PredicateGroup;
import com.day.cq.search.Query;
import com.day.cq.search.QueryBuilder;
import org.apache.commons.lang3.StringUtils;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.ConfigurationPolicy;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.PropertyOption;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.api.resource.LoginException;
import org.apache.sling.api.resource.PersistenceException;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.resource.ResourceResolverFactory;
import org.apache.sling.api.resource.ValueMap;
import org.apache.sling.commons.osgi.PropertiesUtil;
import org.apache.sling.commons.scheduler.ScheduleOptions;
import org.apache.sling.commons.scheduler.Scheduler;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventConstants;
import org.osgi.service.event.EventHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import java.text.SimpleDateFormat;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
@Component(
label = "ACS AEM Commons - Review Task Move Handler",
description = "Create an OSGi configuration to enable this feature.",
metatype = true,
immediate = true,
policy = ConfigurationPolicy.REQUIRE
)
@Properties({
@Property(
label = "Event Topics",
value = {ReviewTaskAssetMoverHandler.DEFAULT_TOPIC},
description = "[Required] Event Topics this event handler will to respond to. Defaults to: com/adobe/granite/taskmanagement/event",
name = EventConstants.EVENT_TOPIC,
propertyPrivate = true
),
/* Event filters support LDAP filter syntax and have access to event.getProperty(..) values */
/* LDAP Query syntax: https://goo.gl/MCX2or */
@Property(
label = "Event Filters",
// Only listen on events associated with nodes that end with /jcr:content
value = "(&(TaskTypeName=dam:review)(EventType=TASK_COMPLETED))",
description = "Event Filters used to further restrict this event handler; Uses LDAP expression against event properties. Defaults to: (&(TaskTypeName=dam:review)(EventType=TASK_COMPLETED))",
name = EventConstants.EVENT_FILTER,
propertyPrivate = true
)
})
@Service
public class ReviewTaskAssetMoverHandler implements EventHandler {
private static final Logger log = LoggerFactory.getLogger(ReviewTaskAssetMoverHandler.class);
public static final String DEFAULT_TOPIC = "com/adobe/granite/taskmanagement/event";
private static final String PATH_CONTENT_DAM = DamConstants.MOUNTPOINT_ASSETS;
private static final String APPROVED = "approved";
private static final String REJECTED = "rejected";
private static final String REL_ASSET_METADATA = "jcr:content/metadata";
private static final String REL_ASSET_RENDITIONS = "jcr:content/renditions";
private static final String REL_PN_DAM_STATUS = REL_ASSET_METADATA + "/dam:status";
private static final String PN_ON_APPROVE = "onApproveMoveTo";
private static final String PN_ON_REJECT = "onRejectMoveTo";
private static final String PN_CONTENT_PATH = "contentPath";
private static final String PN_CONFLICT_RESOLUTION = "onReviewConflictResolution";
private static final String CONFLICT_RESOLUTION_SKIP = "skip";
private static final String CONFLICT_RESOLUTION_REPLACE = "replace";
private static final String CONFLICT_RESOLUTION_NEW_ASSET = "new-asset";
private static final String CONFLICT_RESOLUTION_NEW_VERSION = "new-version";
public static final String USER_EVENT_TYPE = "acs-aem-commons.review-task-mover";
private static final String SERVICE_NAME = "review-task-asset-mover";
private static final Map<String, Object> AUTH_INFO;
static {
AUTH_INFO = Collections.singletonMap(ResourceResolverFactory.SUBSERVICE, (Object) SERVICE_NAME);
}
@Reference
private ResourceResolverFactory resourceResolverFactory;
@Reference
private Scheduler scheduler;
@Reference
private QueryBuilder queryBuilder;
private static final String DEFAULT_DEFAULT_CONFLICT_RESOLUTION = CONFLICT_RESOLUTION_NEW_VERSION;
private String defaultConflictResolution = DEFAULT_DEFAULT_CONFLICT_RESOLUTION;
@Property(label = "Default Conflict Resolution",
description = "Select default behavior if conflict resolution is not provided at the review task level.",
options = {
@PropertyOption(name = CONFLICT_RESOLUTION_NEW_VERSION, value = "Add as version (new-version)"),
@PropertyOption(name = CONFLICT_RESOLUTION_NEW_ASSET, value = "Add as new asset (new-asset)"),
@PropertyOption(name = CONFLICT_RESOLUTION_REPLACE, value = "Replace (replace)"),
@PropertyOption(name = CONFLICT_RESOLUTION_SKIP, value = "Skip (skip)")
},
value = DEFAULT_DEFAULT_CONFLICT_RESOLUTION)
public static final String PROP_DEFAULT_CONFLICT_RESOLUTION = "conflict-resolution.default";
private static final String DEFAULT_LAST_MODIFIED_BY = "Review Task";
private String lastModifiedBy = DEFAULT_LAST_MODIFIED_BY;
@Property(label = "Last Modified By",
description = "For Conflict Resolution: Version, the review task event does not track the user that completed the event. Use this property to specify the static name of of the [dam:Asset]/jcr:content@jcr:lastModifiedBy. Default: Review Task",
value = DEFAULT_LAST_MODIFIED_BY)
public static final String PROP_LAST_MODIFIED_BY = "conflict-resolution.version.last-modified-by";
@Activate
protected void activate(Map<String, Object> config) {
lastModifiedBy = PropertiesUtil.toString(config.get(PROP_LAST_MODIFIED_BY), DEFAULT_LAST_MODIFIED_BY);
defaultConflictResolution = PropertiesUtil.toString(config.get(PROP_DEFAULT_CONFLICT_RESOLUTION), DEFAULT_DEFAULT_CONFLICT_RESOLUTION);
}
@Override
public void handleEvent(Event event) {
try (ResourceResolver resourceResolver = resourceResolverFactory.getServiceResourceResolver(AUTH_INFO)) {
final String path = (String) event.getProperty("TaskId");
final Resource taskResource = resourceResolver.getResource(path);
if (taskResource != null) {
final ValueMap taskProperties = taskResource.getValueMap();
// Perform a fast check to see if this project has the required properties to perform the asset moving
if (StringUtils.startsWith(taskProperties.get(PN_ON_APPROVE, String.class), PATH_CONTENT_DAM)
|| StringUtils.startsWith(taskProperties.get(PN_ON_REJECT, String.class), PATH_CONTENT_DAM)) {
log.debug("Handling event (creating a Job) for Assets Review Task @ [ {} ]", path);
ScheduleOptions options = scheduler.NOW();
String jobName = this.getClass().getSimpleName().toString().replace(".", "/") + "/" + path;
options.name(jobName);
options.canRunConcurrently(false);
scheduler.schedule(new ImmediateJob(path), options);
}
}
} catch (LoginException e) {
log.error("Could not get resource resolver", e);
}
}
private class ImmediateJob implements Runnable {
private final String path;
public ImmediateJob(String path) {
this.path = path;
}
@Override
public void run() {
try (ResourceResolver resourceResolver = resourceResolverFactory.getServiceResourceResolver(AUTH_INFO)) {
// Access data passed into the Job from the Event
Resource resource = resourceResolver.getResource(path);
AssetManager assetManager = resourceResolver.adaptTo(AssetManager.class);
if (resource != null && assetManager != null) {
ValueMap taskProperties = resource.getValueMap();
String contentPath = taskProperties.get(PN_CONTENT_PATH, String.class);
if (StringUtils.startsWith(contentPath, PATH_CONTENT_DAM)) {
Query query = findAssets(resourceResolver, contentPath);
log.debug("Found [ {} ] assets under [ {} ] that were reviewed and require processing.",
query.getResult().getHits().size(),
contentPath);
final Iterator<Resource> assets = query.getResult().getResources();
resourceResolver.adaptTo(Session.class).getWorkspace().getObservationManager().setUserData(USER_EVENT_TYPE);
while (assets.hasNext()) {
final Asset asset = assetManager.getAsset(assets.next().getPath());
moveAsset(resourceResolver, assetManager, asset, taskProperties);
}
}
}
} catch (Exception e) {
log.error("Could not process Review Task Mover", e);
}
}
/**
* Find all assets under the Task contentPath that have a dam:status of approved or rejected.
*
* @param resourceResolver the resource resolver used to find the Assets to move.
* @param contentPath the DAM contentPath which the task covers.
* @return the CloseableQuery whose result represents dam:Assets for which dam:status is set to approved or rejected
*/
private Query findAssets(ResourceResolver resourceResolver, String contentPath) {
Map<String, String> params = new HashMap<String, String>();
params.put("type", DamConstants.NT_DAM_ASSET);
params.put("path", contentPath);
params.put("property", REL_PN_DAM_STATUS);
params.put("property.1_value", APPROVED);
params.put("property.2_value", REJECTED);
params.put("p.offset", "0");
params.put("p.limit", "-1");
Query query = queryBuilder.createQuery(PredicateGroup.create(params), resourceResolver.adaptTo(Session.class));
QueryUtil.setResourceResolverOn(resourceResolver, query);
return query;
}
/**
* Create a unique asset name based on the current time and a up-to-1000 counter.
*
* @param assetManager assetManager object
* @param destPath the folder the asset will be moved into
* @param assetName the asset name
* @return a unique asset path to the asset
* @throws PersistenceException
*/
private String createUniqueAssetPath(AssetManager assetManager, String destPath, String assetName) throws PersistenceException {
final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
final String now = sdf.format(new Date());
String destAssetPath = destPath + "/" + assetName;
int count = 0;
while (assetManager.assetExists(destAssetPath)) {
if (count > 1000) {
throw new PersistenceException("Unable to generate a unique name after 1000 attempts. Something must be wrong!");
}
if (count == 0) {
destAssetPath = destPath + "/" + now + "_" + assetName;
} else {
destAssetPath = destPath + "/" + now + "_" + count + "_" + assetName;
}
count++;
}
return destAssetPath;
}
/**
* Creates a new revision of an asset and replaces its renditions (including original), and metadata node.
*
* @param resourceResolver the ResourceResolver object
* @param assetManager the AssetManager object
* @param originalAsset the asset to create a new version for
* @param reviewedAsset the asset to that will represent the new version
* @throws PersistenceException
*/
private void createRevision(ResourceResolver resourceResolver, AssetManager assetManager, Asset originalAsset, Asset reviewedAsset) throws PersistenceException {
Session session = resourceResolver.adaptTo(Session.class);
// Create the new version
AssetVersionManager versionManager = resourceResolver.adaptTo(AssetVersionManager.class);
versionManager.createVersion(originalAsset.getPath(), "Review Task (" + reviewedAsset.getValueMap().get(REL_PN_DAM_STATUS, "Unknown") + ")");
String assetPath = originalAsset.getPath();
// Delete the existing metadata and renditions from the old asset
resourceResolver.delete(resourceResolver.getResource(assetPath + "/" + REL_ASSET_METADATA));
resourceResolver.delete(resourceResolver.getResource(assetPath + "/" + REL_ASSET_RENDITIONS));
try {
Node originalAssetJcrContentNode = session.getNode(originalAsset.getPath() + "/" + JcrConstants.JCR_CONTENT);
Node newAssetMetadataNode = session.getNode(reviewedAsset.getPath() + "/" + REL_ASSET_METADATA);
Node newAssetRenditionsNode = session.getNode(reviewedAsset.getPath() + "/" + REL_ASSET_RENDITIONS);
JcrUtil.copy(newAssetMetadataNode, originalAssetJcrContentNode, null);
JcrUtil.copy(newAssetRenditionsNode, originalAssetJcrContentNode, null);
JcrUtil.setProperty(originalAssetJcrContentNode, JcrConstants.JCR_LASTMODIFIED, new Date());
JcrUtil.setProperty(originalAssetJcrContentNode, JcrConstants.JCR_LAST_MODIFIED_BY, lastModifiedBy);
assetManager.removeAsset(reviewedAsset.getPath());
} catch (RepositoryException e) {
log.error("Could not create a new version of the asset", e);
throw new PersistenceException(e.getMessage());
}
}
/**
* Move the asset based on the its dam:status (approved or rejected).
*
* @param asset the asset to move
* @param taskProperties the task properties containing the target onApproveMoveTo and onRejectMoveTo paths
*/
@SuppressWarnings("squid:S3776")
private void moveAsset(ResourceResolver resourceResolver, AssetManager assetManager, Asset asset, ValueMap taskProperties) {
try {
final String status = asset.getValueMap().get(REL_PN_DAM_STATUS, String.class);
final String conflictResolution = taskProperties.get(PN_CONFLICT_RESOLUTION, defaultConflictResolution);
final String onApprovePath = taskProperties.get(PN_ON_APPROVE, String.class);
final String onRejectPath = taskProperties.get(PN_ON_REJECT, String.class);
String destPath = null;
if (StringUtils.equals(APPROVED, status)) {
destPath = onApprovePath;
} else if (StringUtils.equals(REJECTED, status)) {
destPath = onRejectPath;
}
if (destPath != null) {
if (StringUtils.startsWith(destPath, PATH_CONTENT_DAM)) {
String destAssetPath = destPath + "/" + asset.getName();
final boolean exists = assetManager.assetExists(destAssetPath);
if (exists) {
if (StringUtils.equals(asset.getPath(), destAssetPath)) {
log.info("Reviewed asset [ {} ] is already in its final location, so there is nothing to do.", asset.getPath());
} else if (CONFLICT_RESOLUTION_REPLACE.equals(conflictResolution)) {
assetManager.removeAsset(destAssetPath);
resourceResolver.commit();
assetManager.moveAsset(asset.getPath(), destAssetPath);
log.info("Moved with replace [ {} ] ~> [ {} ] based on approval status [ {} ]",
asset.getPath(), destAssetPath, status);
} else if (CONFLICT_RESOLUTION_NEW_ASSET.equals(conflictResolution)) {
destAssetPath = createUniqueAssetPath(assetManager, destPath, asset.getName());
assetManager.moveAsset(asset.getPath(), destAssetPath);
log.info("Moved with unique asset name [ {} ] ~> [ {} ] based on approval status [ {} ]",
asset.getPath(), destAssetPath, status);
} else if (CONFLICT_RESOLUTION_NEW_VERSION.equals(conflictResolution)) {
log.info("Creating new version of existing asset [ {} ] ~> [ {} ] based on approval status [ {} ]",
asset.getPath(), destAssetPath, status);
createRevision(resourceResolver, assetManager, assetManager.getAsset(destAssetPath), asset);
} else if (CONFLICT_RESOLUTION_SKIP.equals(conflictResolution)) {
log.info("Skipping with due to existing asset at the same destination [ {} ] ~> [ {} ] based on approval status [ {} ]",
asset.getPath(), destAssetPath, status);
}
} else {
assetManager.moveAsset(asset.getPath(), destAssetPath);
log.info("Moved [ {} ] ~> [ {} ] based on approval status [ {} ]",
asset.getPath(), destAssetPath, status);
}
} else {
log.warn("Request to move reviewed asset to a non DAM Asset path [ {} ]", destPath);
}
}
if (resourceResolver.hasChanges()) {
resourceResolver.commit();
}
} catch (PersistenceException e) {
log.error("Could not move reviewed asset [ {} ]", asset.getPath(), e);
resourceResolver.revert();
resourceResolver.refresh();
}
}
}
protected void bindResourceResolverFactory(ResourceResolverFactory resourceResolverFactory) {
if (this.resourceResolverFactory == null) {
this.resourceResolverFactory = resourceResolverFactory;
}
}
protected void unbindResourceResolverFactory(ResourceResolverFactory resourceResolverFactory) {
if (this.resourceResolverFactory == resourceResolverFactory) {
this.resourceResolverFactory = null;
}
}
protected void bindScheduler(Scheduler scheduler) {
if (this.scheduler == null) {
this.scheduler = scheduler;
}
}
protected void unbindScheduler(Scheduler scheduler) {
if (this.scheduler == scheduler) {
this.scheduler = null;
}
}
protected void bindQueryBuilder(QueryBuilder queryBuilder) {
if (this.queryBuilder == null) {
this.queryBuilder = queryBuilder;
}
}
protected void unbindQueryBuilder(QueryBuilder queryBuilder) {
if (this.queryBuilder == queryBuilder) {
this.queryBuilder = null;
}
}
}